{"id":"vidhyamitra:city-day:haridwar:1663-08-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1663-08-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-08-15","date_display":"August 15, 1663 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1663,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328684.770833,"kali_year":4765,"ahargana":1740219.2708,"sun":{"sidereal_longitude":123.0273,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":258.1604,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.1331,"elapsed_within_tithi_degrees":3.1331},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.1604,"elapsed_within_degrees":4.827},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.1876},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1663,"month":8,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328684.770833,"ahargana":1740219.2708,"kali_year":4765,"ayanamsa_lahiri":19.1541,"grahas":{"sun":{"sidereal_longitude":122.854174,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":259.30887400000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":3.7577},"mars":{"sidereal_longitude":75.870474,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":111.39397400000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":230.92017399999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":171.15347399999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":235.68267400000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":134.8085,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":314.8085,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1663,"month":8,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328684.770833,"kali_year":4765,"ahargana":1740219.2708,"sun":{"sidereal_longitude":123.0273,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":258.1604,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":135.1331,"elapsed_within_tithi_degrees":3.1331},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2,"moon_longitude":258.1604,"elapsed_within_degrees":4.827},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.1876},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.758,"elongation":135.133},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.758,"opposition_distance":44.867}},"eclipse_window_40days":[{"offset_days":4,"type":"lunar","occurs":true,"moon_latitude":0.469,"opposition_distance":1.748}]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:44","sunsetLocal":"18:59","solarNoonLocal":"12:22","dayLengthHours":13.249036620423054,"dayLengthDisplay":"13 Hours 14 Mins 57 Secs","nightLengthDisplay":"10 Hours 45 Mins 03 Secs","moonriseLocal":"16:21","moonsetLocal":"02:33","rahuKala":{"name":"Rāhu Kāla","start":"12:22","end":"14:01","startHours":12.35866512877714,"endHours":14.014794706330022,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:23","end":"09:03","startHours":7.390276396118496,"endHours":9.046405973671378,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:42","end":"12:22","startHours":10.702535551224258,"endHours":12.35866512877714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:50","end":"09:16","startHours":8.825588696664326,"endHours":9.267223250678429,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:17","end":"06:38","startHours":6.286190011083241,"endHours":6.639497654294523,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:48","startHours":11.91703057476304,"endHours":12.800299682791245,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:51","startHours":3.967608602509207,"endHours":4.850877710537411,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:38","end":"05:44","startHours":4.63006043353036,"endHours":5.734146818565614,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:34","end":"15:27","startHours":14.56683789884765,"endHours":15.450107006875854,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:47","end":"19:11","startHours":18.78318343898867,"endHours":19.183183438988667,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:59","end":"19:32","startHours":18.983183438988668,"endHours":19.535226631506294,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:44","end":"20:29","startHours":18.733183438988668,"endHours":20.483183438988668,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:48","startHours":23.91703057476304,"endHours":24.80029968279124,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:44","end":"07:23","startHours":5.734146818565614,"endHours":7.390276396118496,"quality":"auspicious"},{"name":"Amṛta","start":"07:23","end":"09:03","startHours":7.390276396118496,"endHours":9.046405973671378,"quality":"auspicious"},{"name":"Kāla","start":"09:03","end":"10:42","startHours":9.046405973671378,"endHours":10.702535551224258,"quality":"inauspicious"},{"name":"Śubha","start":"10:42","end":"12:22","startHours":10.702535551224258,"endHours":12.35866512877714,"quality":"auspicious"},{"name":"Roga","start":"12:22","end":"14:01","startHours":12.35866512877714,"endHours":14.014794706330022,"quality":"inauspicious"},{"name":"Udveg","start":"14:01","end":"15:40","startHours":14.014794706330022,"endHours":15.670924283882904,"quality":"inauspicious"},{"name":"Chala","start":"15:40","end":"17:20","startHours":15.670924283882904,"endHours":17.327053861435786,"quality":"neutral"},{"name":"Labha","start":"17:20","end":"18:59","startHours":17.327053861435786,"endHours":18.983183438988668,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:59","end":"20:20","startHours":18.983183438988668,"endHours":20.327053861435786,"quality":"inauspicious"},{"name":"Chala","start":"20:20","end":"21:40","startHours":20.327053861435786,"endHours":21.670924283882904,"quality":"neutral"},{"name":"Labha","start":"21:40","end":"23:01","startHours":21.670924283882904,"endHours":23.014794706330022,"quality":"auspicious"},{"name":"Amṛta","start":"23:01","end":"00:22","startHours":23.014794706330022,"endHours":24.35866512877714,"quality":"auspicious"},{"name":"Kāla","start":"00:22","end":"01:42","startHours":24.35866512877714,"endHours":25.70253555122426,"quality":"inauspicious"},{"name":"Śubha","start":"01:42","end":"03:03","startHours":25.70253555122426,"endHours":27.046405973671376,"quality":"auspicious"},{"name":"Roga","start":"03:03","end":"04:23","startHours":27.046405973671376,"endHours":28.390276396118495,"quality":"inauspicious"},{"name":"Udveg","start":"04:23","end":"05:44","startHours":28.390276396118495,"endHours":29.734146818565613,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:44","end":"06:44","startHours":5.734146818565614,"endHours":6.734146818565614,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:44","end":"07:44","startHours":6.734146818565614,"endHours":7.734146818565614,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:44","end":"08:44","startHours":7.734146818565614,"endHours":8.734146818565614,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:44","end":"09:44","startHours":8.734146818565614,"endHours":9.734146818565614,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:44","end":"10:44","startHours":9.734146818565614,"endHours":10.734146818565614,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:44","end":"11:44","startHours":10.734146818565614,"endHours":11.734146818565614,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:44","end":"12:44","startHours":11.734146818565614,"endHours":12.734146818565614,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:44","end":"13:44","startHours":12.734146818565614,"endHours":13.734146818565614,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:44","end":"14:44","startHours":13.734146818565614,"endHours":14.734146818565614,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:44","end":"15:44","startHours":14.734146818565614,"endHours":15.734146818565614,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:44","end":"16:44","startHours":15.734146818565614,"endHours":16.734146818565613,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:44","end":"17:44","startHours":16.734146818565613,"endHours":17.734146818565613,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:44","end":"18:44","startHours":17.734146818565613,"endHours":18.734146818565613,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:44","end":"19:44","startHours":18.734146818565613,"endHours":19.734146818565613,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:44","end":"20:44","startHours":19.734146818565613,"endHours":20.734146818565613,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:44","end":"21:44","startHours":20.734146818565613,"endHours":21.734146818565613,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:44","end":"22:44","startHours":21.734146818565613,"endHours":22.734146818565613,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:44","end":"23:44","startHours":22.734146818565613,"endHours":23.734146818565613,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:44","end":"00:44","startHours":23.734146818565613,"endHours":24.734146818565613,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:44","end":"01:44","startHours":24.734146818565613,"endHours":25.734146818565613,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:44","end":"02:44","startHours":25.734146818565613,"endHours":26.734146818565613,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:44","end":"03:44","startHours":26.734146818565613,"endHours":27.734146818565613,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:44","end":"04:44","startHours":27.734146818565613,"endHours":28.734146818565613,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:44","end":"05:44","startHours":28.734146818565613,"endHours":29.734146818565613,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.171391026988717,"eotMinutes":-4.176707726628523,"ayanamsa":19.1541}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvādaśī · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 15, 1663 CE · Haridwār · Vidhyamitra","description":"August 15, 1663 CE for Haridwār: Śukla Dvādaśī, sūryodaya 05:44, sūryāsta 18:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1663-08-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1663-08-15","sa":"https://sa.vidhyamitra.com/city/haridwar/1663-08-15","hi":"https://hi.vidhyamitra.com/city/haridwar/1663-08-15","x-default":"https://vidhyamitra.com/city/haridwar/1663-08-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T21:03:35.934Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-04T21:03:35.934Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T21:03:35.934Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}